diff options
Diffstat (limited to 'source/blender/imbuf/intern/cineon/logImageLib.c')
-rw-r--r-- | source/blender/imbuf/intern/cineon/logImageLib.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/source/blender/imbuf/intern/cineon/logImageLib.c b/source/blender/imbuf/intern/cineon/logImageLib.c new file mode 100644 index 00000000000..ff209d5ebd0 --- /dev/null +++ b/source/blender/imbuf/intern/cineon/logImageLib.c @@ -0,0 +1,158 @@ +/* + * Cineon and DPX image file format library routines. + * + * Copyright 1999 - 2002 David Hodson <hodsond@acm.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ + +#include "cineonlib.h" +#include "dpxlib.h" + +#include <stdio.h> +#include <math.h> +#include <stdlib.h> +#include <time.h> /* strftime() */ +#include <sys/types.h> +#ifdef WIN32 +#include <winsock.h> +#else +#include <netinet/in.h> /* htonl() */ +#endif +#include <string.h> /* memset */ + +#define MIN_GAMMA 0.01 +#define MAX_GAMMA 99.9 +#define DEFAULT_GAMMA 1.0 +#define DEFAULT_BLACK_POINT 95 +#define DEFAULT_WHITE_POINT 685 + +void +logImageSetVerbose(int verbosity) { + cineonSetVerbose(verbosity); + dpxSetVerbose(verbosity); +} + +LogImageFile* +logImageOpen(const char* filename, int cineon) { + if (cineon) { + return cineonOpen(filename); + } else { + return dpxOpen(filename); + } + return 0; +} + +LogImageFile* +logImageOpenFromMem(unsigned char *buffer, unsigned int size, int cineon) { + if (cineon) { + return cineonOpenFromMem(buffer, size); + } else { + return dpxOpenFromMem(buffer, size); + } + return 0; +} + +LogImageFile* +logImageCreate(const char* filename, int cineon, int width, int height, int depth) { + if (cineon) { + return cineonCreate(filename, width, height, depth); + } else { + return dpxCreate(filename, width, height, depth); + } + return 0; +} + +int +logImageGetSize(const LogImageFile* logImage, int* width, int* height, int* depth) { + *width = logImage->width; + *height = logImage->height; + *depth = logImage->depth; + return 0; +} + +int +logImageGetByteConversionDefaults(LogImageByteConversionParameters* params) { + params->gamma = DEFAULT_GAMMA; + params->blackPoint = DEFAULT_BLACK_POINT; + params->whitePoint = DEFAULT_WHITE_POINT; + return 0; +} + +int +logImageGetByteConversion(const LogImageFile* logImage, LogImageByteConversionParameters* params) { + params->gamma = logImage->params.gamma; + params->blackPoint = logImage->params.blackPoint; + params->whitePoint = logImage->params.whitePoint; + return 0; +} + +int +logImageSetByteConversion(LogImageFile* logImage, const LogImageByteConversionParameters* params) { + if ((params->gamma >= MIN_GAMMA) && + (params->gamma <= MAX_GAMMA) && + (params->blackPoint >= 0) && + (params->blackPoint < params->whitePoint) && + (params->whitePoint <= 1023)) { + logImage->params.gamma = params->gamma; + logImage->params.blackPoint = params->blackPoint; + logImage->params.whitePoint = params->whitePoint; + setupLut(logImage); + return 0; + } + return 1; +} + +int +logImageGetRowBytes(LogImageFile* logImage, unsigned short* row, int y) { + return logImage->getRow(logImage, row, y); +} + +int +logImageSetRowBytes(LogImageFile* logImage, const unsigned short* row, int y) { + return logImage->setRow(logImage, row, y); +} + +void +logImageClose(LogImageFile* logImage) { + logImage->close(logImage); +} + +void +logImageDump(const char* filename) { + + U32 magic; + + FILE* foo = fopen(filename, "rb"); + if (foo == 0) { + return; + } + + if (fread(&magic, sizeof(magic), 1, foo) == 0) { + fclose(foo); + return; + } + + fclose(foo); + + if (magic == ntohl(CINEON_FILE_MAGIC)) { +#if 0 + cineonDump(filename); +#endif + } else if (magic == ntohl(DPX_FILE_MAGIC)) { + dpxDump(filename); + } +} |